/Engine/Plugins/Media/PixelStreaming/Source/PixelStreaming/Public/PixelStreamingSessionDescriptionObservers.h
FPixelStreamingSetSessionDescriptionObserverWebRTC requires an implementation ofwebrtc::SetSessionDescriptionObserver_ interface as a callback for setting session description, either on receiving remoteoffer_ (PeerConnection::SetRemoteDescription_) of on sendinganswer_ (`PeerConnection::SetLocalDescription_)
class FPixelStreamingSetSessionDescriptionObserver : public SetSessionDescriptionObserver